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13181 Peneleos (1996 RS28)
Classification: Jupiter Trojan          SPK-ID: 2013181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368213419870905 8.3871e-08  
a 5.211867688361938 1.3774e-07 AU
q 4.498772956981102 4.7083e-07 AU
i 2.546547318125001 1.0564e-05 deg
node 11.01446949309774 0.00020661 deg
peri 103.7755207535991 0.00021419 deg
M 60.91052980763583 4.9308e-05 deg
tp 2456065.176617919332
(2012-May-17.67661792)
0.00059531 JED
period 4345.987769028651
11.90
0.00017228
4.717e-07
d
yr
n .0828350237351132 3.2838e-09 deg/d
Q 5.924962419742774 1.5659e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      13146 days (35.99 yr)  
   first obs. used      1978-03-15  
   last obs. used      2014-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56286  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:01:26  

Additional Information
 Earth MOID = 3.51613 AU 
 T_jup = 2.979 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.9 mag n/a PDS3 (MPC 37535)  

13181 Peneleos           Discovered 1996 Sept. 11 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Peneleos, leader of Boeotia, killed by Eurypylus, is said to have been one of those inside the wooden horse.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 RS28 = 1978 EW8 = 1997 UY11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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